Finding the Fourth Proportional to 8,549,425.19, 12,824,163.57 and 2,072,475.11
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Solution
The fourth proportional to 8,549,425.19, 12,824,163.57 and 2,072,475.11 is: 3,108,718.92
Step by Step Solution
- Step 1: Write the proportion equation
8,549,425.19 : 12,824,163.57 = 2,072,475.11 : x - Step 2: Convert to fraction form
8,549,425.19/12,824,163.57 = 2,072,475.11/x - Step 3: Cross multiply
8,549,425.19x = 12,824,163.57 × 2,072,475.11 - Step 4: Simplify right side
8,549,425.19x = 26,577,759,805,393.75 - Step 5: Solve for x
x = 26,577,759,805,393.75/8,549,425.19 - Step 6: Final answer
x = 3,108,718.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.